Github user maropu commented on a diff in the pull request: https://github.com/apache/spark/pull/20778#discussion_r173361185 --- Diff: sql/catalyst/src/test/scala/org/apache/spark/sql/catalyst/expressions/ObjectExpressionsSuite.scala --- @@ -138,4 +154,40 @@ class ObjectExpressionsSuite extends SparkFunSuite with ExpressionEvalHelper { checkEvaluation(decodeUsingSerializer, null, InternalRow.fromSeq(Seq(null))) } } + + // This is an alternative version of `checkEvaluation` to compare results --- End diff -- This function was copy from #20757, so I'll remove later.
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